Mr. Smith spoke slowly and clearly to _____ all of us students could follow him.
| A．test | B．be sure | C．examine | D．make sure |
Humans are destroying nature day by day, _____of course, will cause punishment sooner or later.
| A．who | B．which | C．it | D．that |
The little girl was jumping __________ in the kindergarten, waiting for her mother.
| A．upside down | B．back and forth | C．back to forth | D．up and down |
. We left in __________ that we forgot to lock the door.
| A．such anxious a hurry | B．so an anxious hurry |
| C．such an anxious hurry | D．so anxious hurry |
______ I made a speech in front of so many people, I felt quite nervous.
| A．The first time | B．For the first time | C．At that time | D．At the first time |
Paper cuts which show the Chinese character for double happiness are often used ________ weddings.
| A．to celebrating | B．to celebrate | C．celebrating | D．celebrate |